{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003362},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660003396","466:4660003387","466:4660005455","493:4930007183","466:4660005569","496:4960010860","496:4960001513","466:4660003829","466:4660003947","466:4660002056","493:4930007153","466:4660003951","466:4660004431","470:4700004501","466:4660003019","478:4780006144","466:4660003455","490:4900006295","478:4780006745","493:4930006652","466:4660003779","490:4900001894","466:4660002875","490:4900006643","499:4990000654"],"twin_admin_codes":[466,466,466,493,466,496,496,466,466,466,493,466,466,470,466,478,466,490,478,493,466,490,466,490,499],"twin_sims":[0.38250124347732367,0.3367078935312628,0.32027444298209184,0.31926833495439144,0.3120910122857477,0.299255648185776,0.2895591896916342,0.2803208831242315,0.2739635689627532,0.27327320887605966,0.2723218714794726,0.255451120216647,0.25484725624048116,0.25210257584675194,0.2457560191634574,0.23671846555609657,0.2263346795771938,0.22601356138174575,0.22447164820178594,0.2230855538869408,0.21981822457679587,0.21539725860383804,0.2144006990640311,0.21339284343970422,0.2123053784529815],"twin_dists":[0.18005526267207403,0.19162887160862346,0.19598374415760444,0.19625434758296983,0.1981988868966974,0.20174128306830608,0.2044766916636002,0.20713415827155887,0.2089938491385043,0.20919738146178396,0.20947837377183492,0.2145661901983943,0.21475216040340583,0.21560097678054807,0.21758655689276393,0.22047193622246808,0.22387743568160404,0.22398437951057676,0.22449930230544154,0.22496420158274308,0.2260677509742125,0.22757858948115084,0.22792203542225528,0.2282704725600069,0.22864768296162002],"n_dims_used":45,"mean_confidence":0.9226713392469618},"coverage":{"mean_confidence":0.9226713392469618,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}